Oil & Gas
| Mon 29 Jun 2026
Beijing, June 29 -- Petrochina Co Limited has submitted a patent application for Intelligent Early Warning Device and Use Method Thereof. This invention was developed by Zhang Jinsuo, Xu Bin, He Zhanyou, Liu Hao, Xu Ziqiang, Ren Xiaorong, Xin Yiping, Gao Lei, Yan Ningping, Shan Jiquan, Tong Junfeng, Ren Yanbing, Xu Wenlong, Zhan..